240897510

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{647}}^1$

素因数の和:867

約数の個数: 128

約数和(自身を含む): 739031040

約数和(自身を除く): 498133530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 197, 210, 270, 315, 378, 394, 591, 630, 647, 945, 985, 1182, 1294, 1379, 1773, 1890, 1941, 1970, 2758, 2955, 3235, 3546, 3882, 4137, 4529, 5319, 5823, 5910, 6470, 6895, 8274, 8865, 9058, 9705, 10638, 11646, 12411, 13587, 13790, 17469, 17730, 19410, 20685, 22645, 24822, 26595, 27174, 29115, 34938, 37233, 40761, 41370, 45290, 53190, 58230, 62055, 67935, 74466, 81522, 87345, 122283, 124110, 127459, 135870, 174690, 186165, 203805, 244566, 254918, 372330, 382377, 407610, 611415, 637295, 764754, 892213, 1147131, 1222830, 1274590, 1784426, 1911885, 2294262, 2676639, 3441393, 3823770, 4461065, 5353278, 5735655, 6882786, 8029917, 8922130, 11471310, 13383195, 16059834, 17206965, 24089751, 26766390, 34413930, 40149585, 48179502, 80299170, 120448755, 240897510]

約数ペア:

[(1, 240897510), (2, 120448755), (3, 80299170), (5, 48179502), (6, 40149585), (7, 34413930), (9, 26766390), (10, 24089751), (14, 17206965), (15, 16059834), (18, 13383195), (21, 11471310), (27, 8922130), (30, 8029917), (35, 6882786), (42, 5735655), (45, 5353278), (54, 4461065), (63, 3823770), (70, 3441393), (90, 2676639), (105, 2294262), (126, 1911885), (135, 1784426), (189, 1274590), (197, 1222830), (210, 1147131), (270, 892213), (315, 764754), (378, 637295), (394, 611415), (591, 407610), (630, 382377), (647, 372330), (945, 254918), (985, 244566), (1182, 203805), (1294, 186165), (1379, 174690), (1773, 135870), (1890, 127459), (1941, 124110), (1970, 122283), (2758, 87345), (2955, 81522), (3235, 74466), (3546, 67935), (3882, 62055), (4137, 58230), (4529, 53190), (5319, 45290), (5823, 41370), (5910, 40761), (6470, 37233), (6895, 34938), (8274, 29115), (8865, 27174), (9058, 26595), (9705, 24822), (10638, 22645), (11646, 20685), (12411, 19410), (13587, 17730), (13790, 17469)]